Brand:    Hollyland
Type:    Camera Microphones
Model:    LARK M2
Color:    Black
Connectivity Technology:    Wireless
Connector Type:    3.5 mm Jack
Material:    Metal
Microphone Form Factor:    Lavalier
Transmission Range:    Up to 1000ft (300m) for LOS/130ft (40m) for NLOS
Bit Depth:    24-bit
Mic Polar Pattern:    Omnidirectional
Frequency Response:    20 Hz–20 kHz
Sound Pressure Level:    115dB SPL
Voltage:    3.87 V
Sample Rate:    48 kHz
Power Source:    ‎3 Lithium Ion batteries required
Signal-to-Noise Ratio:    70 dB
Weight:    9 g
Dimensions:    40mm x 25.7mm x 20.5mm
Battery Capacity:    Camera Version RX: 145 mAh
Battery Life:    40 Hours
Mic Sensitivity:    -37 dBV ± 2dB @ 1 KHz, 94dB SPL
Wireless Modulation Mode:    GFSK 2 Mbps
Features:    At only 9g, the transmitter (TX) is small enough to stay securely fastened to your clothing without any drooping or sagging. Its button-size design is practical, convenient and doesn’t compromise audio quality, Noise-Free and Stable Wireless Transmission
Working Time:    10 Hours